gpu: nvgpu: Add nvdec falcon support

 - Added "nvgpu_flacon  nvdec_flcn" member to gk20a
 - Added base address & flacon id of NVDEC falcon
 - Included nvdec falcon to access common falcon code
 - Enabled nvdec falcon support for GP106
 - Disabled nvdec falcon support for iGPU
 - Made call to enable nvdec falcon support if supported

Change-Id: Ia928d082275a720e4e8c6852384e489c8ec444f8
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
(cherry picked from commit 3d80aeff295bad8365af6022555ad151f1a32cf6)
Reviewed-on: https://git-master.nvidia.com/r/1564305
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp106/flcn_gp106.c b/drivers/gpu/nvgpu/gp106/flcn_gp106.c
index 889cf324..7949edb7 100644
--- a/drivers/gpu/nvgpu/gp106/flcn_gp106.c
+++ b/drivers/gpu/nvgpu/gp106/flcn_gp106.c
@@ -74,6 +74,11 @@ void gp106_falcon_hal_sw_init(struct nvgpu_falcon *flcn)
                 flcn->is_falcon_supported = true;
                 flcn->is_interrupt_enabled = false;
         break;
+        case FALCON_ID_NVDEC:
+                flcn->flcn_base = FALCON_NVDEC_BASE;
+                flcn->is_falcon_supported = true;
+                flcn->is_interrupt_enabled = true;
+        break;
         default:
                 flcn->is_falcon_supported = false;
                 nvgpu_err(g, "Invalid flcn request");